Upright stapler



FIG. 1 is a perspective view of an upright stapler showing our newdesign;

FIG. 2 is a right elevational view of the upright stapler shown in FIG.1, the left view being a mirror image thereof;

FIG. 3 is a front elevational view of the upright stapler shown in FIG.1;

FIG. 4 is a rear elevational view of the upright stapler shown in FIG.1;

FIG. 5 is a top plan view of the upright stapler shown in FIG. 1; and,

FIG. 6 is a bottom plan view of the upright stapler shown in FIG. 1.

The ornamental design for an upright stapler, as shown and described.